Bruce Nunnally Posted March 10, 2010 Report Share Posted March 10, 2010 PONTIAC, Mich. – GMC’s new 2011 Sierra Denali HD, 2500HD, 3500HD trucks and chassis cab commercial vehicles equipped with new Duramax 6.6L turbo diesel engines will have B20 biodiesel capability. View the full article Bruce 2023 Cadillac CT4-V Blackwing Follow me on: Twitter Instagram Youtube Link to comment Share on other sites More sharing options...
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